Digital photo frame



FIG. 1 is a front perspective view of my ornamental design for a digital photo frame;

FIG. 2 is a front elevational view thereof;

FIG. 3 is a rear elevational view thereof;

FIG. 4 is a left side elevational view thereof;

FIG. 5 is a right side elevational view thereof;

FIG. 6 is a top plan view thereof; and,

FIG. 7 is a bottom plan view thereof.

The broken lines in the figures are for the purpose of illustrating portions of the digital photo frame, which form no part of the claimed design. 

CLAIM The ornamental design for a digital photo frame, as shown and described. 